US20220329152A1 - Dc-dc converter - Google Patents

Dc-dc converter Download PDF

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Publication number
US20220329152A1
US20220329152A1 US17/312,064 US202017312064A US2022329152A1 US 20220329152 A1 US20220329152 A1 US 20220329152A1 US 202017312064 A US202017312064 A US 202017312064A US 2022329152 A1 US2022329152 A1 US 2022329152A1
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US
United States
Prior art keywords
switch
terminal
charge pump
node
phase charge
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
US17/312,064
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English (en)
Inventor
Yushan Li
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wiz Semiconductor Inc
Original Assignee
Wiz Semiconductor Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wiz Semiconductor Inc filed Critical Wiz Semiconductor Inc
Assigned to WIZ SEMICONDUCTOR INCORPORATED reassignment WIZ SEMICONDUCTOR INCORPORATED ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: LI, YUSHAN
Publication of US20220329152A1 publication Critical patent/US20220329152A1/en
Abandoned legal-status Critical Current

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0003—Details of control, feedback or regulation circuits
    • H02M1/0032—Control circuits allowing low power mode operation, e.g. in standby mode
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/06—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider
    • H02M3/07—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps
    • H02M3/073—Charge pumps of the Schenkel-type
    • H02M3/077—Charge pumps of the Schenkel-type with parallel connected charge pump stages
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/06—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider
    • H02M3/07—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0095—Hybrid converter topologies, e.g. NPC mixed with flying capacitor, thyristor converter mixed with MMC or charge pump mixed with buck
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
    • H02M3/158—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
    • H02M3/158—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
    • H02M3/1582—Buck-boost converters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0043—Converters switched with a phase shift, i.e. interleaved
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0048—Circuits or arrangements for reducing losses
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0048—Circuits or arrangements for reducing losses
    • H02M1/0054—Transistor switching losses
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0067—Converter structures employing plural converter units, other than for parallel operation of the units on a single load
    • H02M1/007—Plural converter units in cascade

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
US17/312,064 2020-01-26 2020-03-10 Dc-dc converter Abandoned US20220329152A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN202010077274.6A CN111181387A (zh) 2020-01-26 2020-01-26 一种dc-dc转换器
CN202010077274.6 2020-01-26
PCT/CN2020/078510 WO2021147148A1 (zh) 2020-01-26 2020-03-10 一种dc-dc转换器

Publications (1)

Publication Number Publication Date
US20220329152A1 true US20220329152A1 (en) 2022-10-13

Family

ID=70656552

Family Applications (1)

Application Number Title Priority Date Filing Date
US17/312,064 Abandoned US20220329152A1 (en) 2020-01-26 2020-03-10 Dc-dc converter

Country Status (5)

Country Link
US (1) US20220329152A1 (zh)
EP (1) EP3893372A4 (zh)
JP (1) JP2022525491A (zh)
CN (1) CN111181387A (zh)
WO (1) WO2021147148A1 (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220115947A1 (en) * 2020-10-13 2022-04-14 Samsung Electronics Co., Ltd. Dc-to-dc voltage converter circuit with voltage conversion method using single inductor
US20220123651A1 (en) * 2020-10-21 2022-04-21 The 13Th Research Institute Of China Electronics Technology Group Corporation Multi-Level Converter Control Method
CN115441737A (zh) * 2022-10-31 2022-12-06 杰华特微电子股份有限公司 升降压变换器及其控制方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI764828B (zh) * 2021-09-10 2022-05-11 禾瑞亞科技股份有限公司 可偵測飛跨電容短路之倍壓開關式電容電路及其偵測方法
CN114640262B (zh) * 2022-05-16 2022-08-02 广东希荻微电子股份有限公司 电压转换电路与电子设备
CN114710028B (zh) * 2022-06-02 2022-09-02 浙江大学杭州国际科创中心 一种电源切换系统及切换方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9374005B2 (en) * 2013-08-13 2016-06-21 Rf Micro Devices, Inc. Expanded range DC-DC converter
US9444329B2 (en) * 2011-02-22 2016-09-13 St-Ericsson Sa Step-up/step-down voltage converter having low output ripple
US10833637B2 (en) * 2018-05-21 2020-11-10 Qorvo Us, Inc. Charge-pump tracker circuitry
US10879795B2 (en) * 2019-05-30 2020-12-29 Qorvo Us, Inc. Power management circuit with dual charge pump structure
US20210036604A1 (en) * 2019-08-02 2021-02-04 Qorvo Us, Inc. Multi-level charge pump circuit
US10985654B2 (en) * 2019-03-11 2021-04-20 Samsung Electronics Co., Ltd. Switching regulator and method of operating the same
US20220278611A1 (en) * 2021-02-26 2022-09-01 Murata Manufacturing Co., Ltd. Voltage converter

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007151322A (ja) * 2005-11-29 2007-06-14 Mitsumi Electric Co Ltd 電源回路およびｄｃ−ｄｃコンバータ
JP5157603B2 (ja) * 2008-04-04 2013-03-06 ミツミ電機株式会社 昇圧型ｄｃ−ｄｃコンバータおよび電源駆動用半導体集積回路
US8000117B2 (en) * 2008-08-13 2011-08-16 Intersil Americas Inc. Buck boost function based on a capacitor bootstrap input buck converter
US8854019B1 (en) * 2008-09-25 2014-10-07 Rf Micro Devices, Inc. Hybrid DC/DC power converter with charge-pump and buck converter
CN102396140B (zh) * 2009-04-14 2015-05-13 株式会社村田制作所 开关电源装置
US8624576B2 (en) * 2011-08-17 2014-01-07 Rf Micro Devices, Inc. Charge-pump system for providing independent voltages
WO2015004953A1 (ja) * 2013-07-09 2015-01-15 シャープ株式会社 スイッチング装置
CN103532377B (zh) * 2013-10-31 2015-12-23 无锡中感微电子股份有限公司 一种电荷泵装置及使用该装置的电源管理电路
US9748837B1 (en) * 2014-09-17 2017-08-29 University Of South Florida Time delayed converter reshuffling
US10050522B2 (en) * 2015-02-15 2018-08-14 Skyworks Solutions, Inc. Interleaved dual output charge pump
JP6505624B2 (ja) * 2016-03-15 2019-04-24 株式会社東芝 降圧回路

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9444329B2 (en) * 2011-02-22 2016-09-13 St-Ericsson Sa Step-up/step-down voltage converter having low output ripple
US9374005B2 (en) * 2013-08-13 2016-06-21 Rf Micro Devices, Inc. Expanded range DC-DC converter
US10833637B2 (en) * 2018-05-21 2020-11-10 Qorvo Us, Inc. Charge-pump tracker circuitry
US10985654B2 (en) * 2019-03-11 2021-04-20 Samsung Electronics Co., Ltd. Switching regulator and method of operating the same
US10879795B2 (en) * 2019-05-30 2020-12-29 Qorvo Us, Inc. Power management circuit with dual charge pump structure
US20210036604A1 (en) * 2019-08-02 2021-02-04 Qorvo Us, Inc. Multi-level charge pump circuit
US20220278611A1 (en) * 2021-02-26 2022-09-01 Murata Manufacturing Co., Ltd. Voltage converter

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220115947A1 (en) * 2020-10-13 2022-04-14 Samsung Electronics Co., Ltd. Dc-to-dc voltage converter circuit with voltage conversion method using single inductor
US11736012B2 (en) * 2020-10-13 2023-08-22 Samsung Electronics Co., Ltd. DC-to-DC voltage converter circuit with voltage conversion method using single inductor
US20220123651A1 (en) * 2020-10-21 2022-04-21 The 13Th Research Institute Of China Electronics Technology Group Corporation Multi-Level Converter Control Method
US11881769B2 (en) * 2020-10-21 2024-01-23 The 13Th Research Institute Of China Electronics Technology Group Corporation Multi-level converter control method
CN115441737A (zh) * 2022-10-31 2022-12-06 杰华特微电子股份有限公司 升降压变换器及其控制方法

Also Published As

Publication number Publication date
JP2022525491A (ja) 2022-05-17
WO2021147148A1 (zh) 2021-07-29
CN111181387A (zh) 2020-05-19
EP3893372A4 (en) 2022-01-12
EP3893372A1 (en) 2021-10-13

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AS Assignment

Owner name: WIZ SEMICONDUCTOR INCORPORATED, CHINA

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:LI, YUSHAN;REEL/FRAME:056485/0294

Effective date: 20210526

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Free format text: DOCKETED NEW CASE - READY FOR EXAMINATION

STPP Information on status: patent application and granting procedure in general

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STCB Information on status: application discontinuation

Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION